Addressees: Wirth, Bettina
- SLC to Bettina Wirth, 28 October 1897 · Vienna, Austria · UCCL11819
- SLC to Bettina Wirth, 2 November 1897 · Vienna, Austria · UCCL13116
- SLC to Bettina Wirth, 19 June 1898 · Kaltenleutgeben, Austria · UCCL08851
- SLC to Bettina Wirth, 20 June 1898 · Kaltenleutgeben, Austria · UCCL12481
- SLC to Bettina Wirth, 17 October 1898 · Vienna, Austria · UCCL12469
- SLC to Bettina Wirth, 25 November 1898 · Vienna, Austria · UCCL05497
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